Mitsubishi WD-65737 Home Theater Logo
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grimulkin Posted on Feb 01, 2014
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Replace fuse power cord board blown

We recently moved our Mitsubishi WD/65737 TV. Upon arrival at destination, we plugged in the set and got a green light then a red light for only a split second then the entire set shut down. Assuming a power supply board failure, I replaced the unit with the same results as the first time we tried to power it up. I heard a berley audible pop before all lights went out and total power failure again. What could cause the fuse to blow on two power boards?

1 Answer

shaun taylor

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  • Mitsubishi Master 1,527 Answers
  • Posted on Feb 01, 2014
shaun taylor
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Hi, there seems to be dead short somewhere i'd unplug all the leads from the power board and plug one in at time, then power up the set to see which board is blowing the power supply hope it helps

regards
shaun

5 Related Answers

A

Anonymous

  • Posted on Nov 24, 2007

SOURCE: Green Blinking Timer Light Mitsubishi WD-62527

hold the menu bottun for 10 seconds
after press power

see if that works

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Anonymous

  • 301 Answers
  • Posted on Mar 29, 2008

SOURCE: Mitsubishi WD-62528 blue tint

tv is getting dirty internally

Anonymous

  • 2 Answers
  • Posted on Dec 13, 2008

SOURCE: Lamp failure indicator

I had the same issue when replacing my lamp for the first time. I replace just the bulb with the Phillips replacement bulb. After installing the power down issue started and it would take up to 7 attempts before the TV would stay on with a picture.

Since I never had this problem until i replaced the bulb i decided to send the new bulb back and replace it with a difference one. In my opinion replacement parts are never made to the same standard as original OEM parts. This TV is definitely very temperamental in regard to the bulbs.

When the second replacement bulb arrived I decided to not only replace the bulb I also cleaned the connector plug in the cartridge with a QTip and alcohol. I did the same for the plug receptor in the TV.

When I replaced the bulb i insured the the top of bulb lettering was facing the handle of the cartridge so when you put the cartridge back in the TV the top of the bulb would be facing you.

I also cleaned the entire inside of the TV where the cartridge is inserted including the screws.

Once I did all this the TV turned on the first time and has been working fine for three days now.

I do believe the replacement bulb position is very important as to how it heats up and determines when it needs to cool.

I hope this helps others with the same success i had because I really do not want to replace this TV and start replacing all the parts others have done with little to no success for this issue.

Chi Chu

  • 8457 Answers
  • Posted on Jan 11, 2011

SOURCE: My mitsubishi Model # WD-60737.

Tv under a year old call Misubishi for a warrenty repair.Flashes staus light mean could be any these parts have problems power supply board,Ballast board or the pojection lamp itself.

Anonymous

  • 207 Answers
  • Posted on Feb 20, 2011

SOURCE: I have a Mitsubishi DLP

It's not the bulb. Google Mitsubishi WD-73737 blink codes. The blinking light is a self diagnostic tool and each blink code represents a certain problem.

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